strip characters from string python regex
syntax
re.sub(pattern, repl, string, max=0)
#!/usr/bin/python
import re
phone = "2004-959-559 # This is Phone Number"
# Delete Python-style comments
num = re.sub(r'#.*$', "", phone)
print "Phone Num : ", num
#output Phone Num : 2004-959-559
# Remove anything other than digits
num = re.sub(r'D', "", phone)
print "Phone Num : ", num
#output Phone Num : 2004959559